Jo asked ... How to engage clutch on old sewing machine to engage needle?    |    Jacky asked ... Miele Vacuum cleaner?    |    Ben asked ... Toyota Yaris French or Japanese?    |    Andy asked ... How can I mend my MacAlistair 450w hedge trimmer?    |    Felix asked ... Hitachi vt-m70em?    |    Click here to ask your question

how can i fix my boiler-potterton performa 24?

potterton performa 24.when i want dhw the pressureimmediatly shoots up to 2bar. the boiler will not ignite at all. prior to this heating worked but when dhw was called for the boiler started banging and the pressuregauge rose erratically -any ideas please
bish1966, February 2009
I agree with gaz either your diverter valve or heat exchanger

STE, February 2009
sounds like diverter valve not operating corectly or hw heat exchanger bloked

gaz, February 2009
my potterton powermax keeps going onto lockout every 5 mins , display is showing low pressure,even after i re-pressure the system. ??

nick, February 2009
link Click here to see other fixes for Potterton.